{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.943982,-0.329996,0.000000,0.000000,0.183942,-0.526182,0.830240,0.000000,-0.273402,0.782090,0.559987,0.000000,-1745629.465083,4993523.351727,3551496.552678,1],    "boundingVolume": {    "region": [1.907041,0.594281,1.907151,0.594461,0.000000,13.981447]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/3/13_1315970.b3dm"}}}